Key Takeaways IDACORP raised its quarterly dividend by 2.3% to 88 cents, resulting in an annual payout of $3.52.The utility targets a 50-60% payout ratio while maintaining stable earnings from its regulated operations.IDACORP shares gained 9.8% in six months, outpacing industry growth of 7%.IDACORP, Inc. (IDA) announced that its board of directors has approved a 2.3% increase in its quarterly dividend rate. The new dividend rate will be 88 cents per share (compared with the previous dividend of 86 cents). T ...